A.The cloudization trend of IT systems is becoming more and more obvious, and many virtual machines also need to provide protection. The current disaster recovery construction is lacking Lack of unified management system

B.Data sharing and other capabilities are limited by the physical location of the data, and applications and data cannot be separated, and agile applications and Better disaster tolerance

C.Various applications and inconvenient management

D.Disaster recovery construction requires expensive investment

A.Convergence of IT infrastructure

B.Application and server integration

C.Integration of hardware and software

D.Multi-application sharing and open "cloud computer"

A.FALSE

B.TRUE

A.Sector size

B.Average access time

C.Capacity

D.Rotational speed

A.One disadvantage of CIFS is that Windows clients must be equipped with dedicated software.

B.CIFS is a network-based sharing protocol. It has high demands on network transmission reliability, so it usually uses TCP/IP.

C.Both the CIFS as well as the NFS protocol requires file format conversion.

D.NFS is a stateless protocol while CIFS is a stateful protocol. NFS can be automatically recovered from a fault while CIFS cannot